Pick the word which best completes the sentence. The dark cloud was a sure sign that it was doing to storm. a. cumulus
b. cumulonimbus
c. stratus
d. cirrus

the dark cumulus cloud was a sure sign that it was going to storm.

Explanation:

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i sometimes feel that way too. i feel that i should hurt someone because they hurt me, but i wouldnt do it. that would make things so much worse i have so much experience with this stuff

explanation:

answer: the rock sample is a sedimentary rock.

explanation:

it is given that:

mass of rock sample, m = 2.7 g

volume of rock sample,

so, density of rock sample will be

since, the density of rock sample is . hence, the rock sample is a sedimentary rock, whose densities varies between .